Home / 64,944.21-97,415.25-20,570.88

Finding the Fourth Proportional to 64,944.21, 97,415.25 and 20,570.88

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Solution

The fourth proportional to 64,944.21, 97,415.25 and 20,570.88 is: 30,855.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,944.21 : 97,415.25 = 20,570.88 : x
  2. Step 2: Convert to fraction form
    64,944.21/97,415.25 = 20,570.88/x
  3. Step 3: Cross multiply
    64,944.21x = 97,415.25 × 20,570.88
  4. Step 4: Simplify right side
    64,944.21x = 2,003,917,417.92
  5. Step 5: Solve for x
    x = 2,003,917,417.92/64,944.21
  6. Step 6: Final answer
    x = 30,855.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.